Home / 123,524.51-185,297.70-34,778.78

Finding the Fourth Proportional to 123,524.51, 185,297.70 and 34,778.78

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Solution

The fourth proportional to 123,524.51, 185,297.70 and 34,778.78 is: 52,171.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,524.51 : 185,297.70 = 34,778.78 : x
  2. Step 2: Convert to fraction form
    123,524.51/185,297.70 = 34,778.78/x
  3. Step 3: Cross multiply
    123,524.51x = 185,297.70 × 34,778.78
  4. Step 4: Simplify right side
    123,524.51x = 6,444,427,942.81
  5. Step 5: Solve for x
    x = 6,444,427,942.81/123,524.51
  6. Step 6: Final answer
    x = 52,171.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.